S
M
T
W
T
F
S
26
61°
42°
27
62°
44°
28
59°
43°
29
60°
41°
30
59°
43°
1
62°
42°
2
62°
37°
3
63°
38°
4
66°
46°
5
67°
46°
6
63°
45°
7
64°
43°
8
67°
42°
9
64°
44°
10
65°
50°
11
74°
49°
12
65°
46°
13
66°
50°
14
75°
51°
15
67°
46°
16
68°
45°
17
67°
49°
18
73°
53°
19
76°
48°
20
74°
44°
21
66°
44°
22
68°
48°
23
68°
45°
24
72°
52°
25
77°
55°
26
78°
54°
27
69°
52°
28
69°
55°
29
70°
53°
30
71°
52°
31
70°
55°
1
78°
56°
2
78°
55°
3
79°
57°
4
80°
56°
5
79°
54°
6
80°
50°
Temperature Graph
°F
Avg. Hi
Avg. Lo
Actual Hi
Actual Lo
Forecast Hi
Forecast Lo
May Weather in Shawnee on Delaware
Shawnee on Delaware's May 2026 forecast shows daily high temperatures ranging from 59° to 80°, with overnight lows between 37° and 57°. The average high for May is 69° with an average low of 48°. AccuWeather's monthly forecast extends further ahead than any other source, with day-by-day RealFeel® Temperatures giving a complete picture of how May weather will actually feel in Shawnee on Delaware. See also: June | July | August.